package com.itheima_04;

public class Test {
    public static void main(String[] args) {
        MyThread mt = new MyThread();
         Thread t1 =new Thread(mt);
         Thread t2 =new Thread(mt);
         Thread t3 =new Thread(mt);

         t1.setName("窗口一");
         t2.setName("窗口二");
         t3.setName("窗口三");

         t1.start();
         t2.start();
         t3.start();

    }
}
